12990976

素因数分解:

$2^9\times {\mathrm{25373}}^1$

素因数の和:25391

約数の個数: 20

約数和(自身を含む): 25957602

約数和(自身を除く): 12966626

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 25373, 50746, 101492, 202984, 405968, 811936, 1623872, 3247744, 6495488, 12990976]

約数ペア:

[(1, 12990976), (2, 6495488), (4, 3247744), (8, 1623872), (16, 811936), (32, 405968), (64, 202984), (128, 101492), (256, 50746), (512, 25373)]